/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 刘柄华
 * Date: 2022-06-14
 * Time: 20:13
 */
public class TreeNode {
    int val = 0;
    TreeNode left = null;
    TreeNode right = null;

    public TreeNode(int val) {
        this.val = val;

    }
}
